P0234: Supercharger OVERBOOST Condition

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P0234 - SUPERCHARGER OVERBOOST CONDITION

Description:	The PCM disables (bypasses) the supercharger boost and sets a diagnostic trouble code (DTC) to keep from damaging the powertrain (engine or transmission) during potential harmful operating conditions.
Possible Causes:	Brake torque (brake on and throttle at wide open). Transmission oil temperature (TOT) exceeds calibrated threshold. Engine over temperature. Ignition misfire exceeds the calibrated threshold. Knock sensor (KS) failure or knock detected. Low speed fuel pump relay not switching.
Diagnostic Aids:	Check for other diagnostic trouble codes accompanying P0234, or check appropriate and available PIDs related to the above possible causes.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST KJ: SUPERCHARGER BYPASS CONTROL Step 1.